DSP Emulator v0.17b2 (2017/01/22) is released. DSP Emulator is a new version of the ZX SPECTRUM +3, ZX Spectrum 128, ZX Spectrum 48, Arcade, Amstrad CPC 464, NES and Game Boy emulator.

DSP Emulator v0.17b1 (2017/01/22) Changelog:
-General
+Autofire
-General options -> Autofire -> Enable/disable
-Independent for each button
+CPU: Unified functions in/out with read/write
+Tape Engine
-Improved handling of 1-byte blocks in TAP tapes
-Added control to avoid blocks of 0 length in TAP tapes
-Corrected the length of the message block of the TZX tapes
+After pressing F4 to record a snapshot, the recording screen no longer shows each time a key is pressed
+UPD765: Improved processing a track with 0 sectors (Corrects 'Tomahawk' from Spectrum +3)
-Spectrum
+Added Fuller joystick, and improved descriptions of other types of joystick
+Fixed Cursor joystick, only works if selected
+Improved Kempston joystick
-Galaxian HW
+Moon Crest:
-Improved sound with samples
-Fixed a problem with chars/sprites

Download: DSP Emulator v0.17b2 (2017/01/22)
Source: Here